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Diglloyd DAP is DSLR-oriented, but also contains workflow and other topics. Much of the focus is on Canon and Nikon but also Pentax and Pentax medium format.
Special emphasis is placed on lens evaluation, focusing on Canon and Nikon and Sigma lenses, but with a few others like Rokinon/Samyang.
Want a preview? Click on any page below to see an excerpt as well as extensive blog coverage, for example on Nikon or on Canon or on Pentax.
Everything | Canon DSLR | Canon Lenses | Nikon DSLR | Nikon Lenses | Pentax K | Sigma DSLR Lenses | Tilt / Shift Lenses | Various
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The best becomes better.
Unprecedented support for focus stacking in full-frame DSLR.
Oustanding image quality, but with some limitations.
Improvements on the workhorse D800E.
36 megapixels in a compact full-frame DSLR.
Image quality best practices and how-to with the Nikon D800/D800E.
D800E supplement and comparisons with Nikon D800.
How does video quality compare with crop of mid-2012 DSLRs?
D800 with the RGB Bayer matrix removed for a true monochrome sensor.
D850 with the RGB Bayer matrix removed for a true monochrome sensor.
Full-frame 24 megapixel DSLR.
Full-frame 16 megapixel Retro Style DSLR.
Comparing the 2012/2013 high-res pro DSLRs.
Nikon’s pro-body high speed low light wonder.
High speed big brick shooter.
24-megapixel APS-C consumer DSLR.
Nikon D3s low-light versatile DSLR.
Includes: D3x resolution comparisons (res chart) with Nikon D3, Canon EOS 1Ds Mark III, resolution comparison on outdoor shot with Nikon D3, large examples, large wildlife examples, Nikon 200mm f/2 VR on D3x, long exposure noise ISO series, D3x sensitivity on diffraction, D3x dynamic range at ISO 100 vs ISO 50, D3x vs D3 color and noise.
In-depth review of the Canon EF 14mm f/2.8L II including flare, distortion, field curvature, resolution charts, numerous field examples and comparison to the Nikon 14-24mm f/2.8G. The Canon EF 14/2.8L II is a superb lens, but with some peculiarities which may enhance or degrade its appeal for different uses. The review is as much a “user guide” as a review; even if you use this lens it’s well worth your time to read this review.
Canon’s compact high-performance 24mm prime.
Canon’s tiny and lovely pancake lens.
Is Canon’s f/1.2 lens really better than an inexpensive f/1.4 or f/1.8?
Canon’s best-ever medium telephoto and with image stabilization.
Canon’s ultra-fast medium telephoto compared and in the field
Do Canon’s 1.4X and 2X version III tele extenders offer image quality at reasonable apertures?
Canon 100mm f/2.8L Macro IS
Canon’s updated fast 35mm prime, evaluated on Canon 5DS R.
Canon’s image stabilized 35mm.
Canon’s versatile super telephoto.
State of the art design in a fast ultra wide angle lens.
State of the art design in a never before seen fisheye zoom.
Extreme wide angle zoom.
Is the 3rd time the charm?
Canon’s compact image stabilized wide angle zoom.
Canon’s premium mid-range zooms.
A review of Canon’s 800m f/5.6L IS super telephoto, with high performance that demands technical mastery to use well.
Coveted super speed telephoto.
A review of Canon’s 200mm f/2L mini super telephoto. Not just for sports, it makes a great landscape lens.
A review of Canon’s new 70-200mm zoom, along with comparisons to other models and the 200mm f/2L IS. Extensive comparisons at multiple focal lengths.
A review of Canon’s new 100-400mm zoom
Comparing the 16-35mm f/2.8L II to most of Canon’s wide angle prime lenses. Optical performance, ergonomics, focus, build quality.
Comparing the Canon 17-40mm f/4L and 16-35mm f/2.L II.
Fast constant-aperture ultrawide zoom.
Superwide optimized zoom lens.
Mid-range optimized groundbreaking f/2 zoom.
High performance mid-range zoom.
Wide angle to telephoto all purpose zoom.
A whopping 4/3 stop faster than other lenses in its range.
The fastest extreme wide angle yet.
Sigma’s fast high performance wide angle.
Extraordinary optical efforts for outstanding performance.
Sigma’s fast and affordable moderate excellent wide angle.
Extraordinary optical efforts for outstanding performance.
Sigma’s fast high performance normal lens.
Extraordinary optical efforts for outstanding performance.
Sigma’s best portrait lens.
Extraordinary optical efforts for class-leading performance?
Fastest 135mm lens yet, with ultra high performance.
Sigma’s fast telephoto APO macro lenses.
Sigma’s fast an flexible moderate super telephoto.
The Sigma 50mm f/1.4 is a worthy contender in the crowded 50mm area. See how it performs compared to the Canon EF 50/1.4 and EF 50/1.2L.
Verions 2 — 36-megapixel full-frame DSLR with SuperRes Pixel Shift Mode.
36-megapixel full-frame DSLR with SuperRes Pixel Shift Mode.
Full frame ultra wide angle zoom.
Bread and butter zoom lens.
All-new high performance design.
Full frame moderate wide angle.
Full frame slightly wide normal lens, pancake form factor.
Full frame medium telephoto.
Macro lens focusing to life size 1:1 in a normal lens.
Macro lens focusing to life size 1:1.
24-megapixel APS-C DSLR with SuperResolution true-color.
23-megapixel APS-C DSLR with an unusual feature set.
APS-C wide angle lens equivalent to 22mm on full-frame.
APS-C mid-range zoom equivalent to 30-60mm on full-frame.
APS-C moderate wide angle lens equivalent to 33mm on full-frame.
APS-C normal lens equivalent to 53mm on full-frame.
APS-C slightly tele normal lens equivalent to 60mm on full-frame.
APS-C moderate telephoto equivalent to 105mm on full-frame.
Nikon’s finest wide angle lens.
Compact fisheye zoom.
Nikon’s finest 70-200 zoom as of 2017.
Which speed zoom for the Nikon D800/D800E?
Nikon’s bread and butter telephoto zoom
Ultra fast 200mm with gorgeous bokeh
Ultra fast 200mm with gorgeous bokeh and high resolving power.
Evaluates performance of the Nikon 70-200mm f/2.8 VR on the Nikon D3. Comparison with the Nikon 180mm f/2.8D ED-IF.
Explores options for 180mm lenses on the Nikon D3x, including the Leica 180/2.8 APO-Elmarit-R in Nikon mount, Nikon 180/2.8 ED, Nikon 70-200/2.8 VR, Nikon 70-300/4.5-5.6 VR, and Tamron 70-200/2.8. Updated: now includes the Voigtlander 180/4 APO!
Nikon’s latest wide range zoom with vibration reduction and fixed f/4 aperture.
Nikon’s classic-design manual focus moderate wide angle.
Ultra compact pancake lens with nice bokeh
Nikon’s classic high speed normal lens
Nikon’s latest 50mm lens compared with the Zeiss ZF 50/1.4, Nikon 50/1.4D and Sigma 50/1.4.
Nikon’s High Performance Moderately-Priced 50mm.
Nikon’s High performance normal lens
Nikon’s sought-after high speed aspheric slightly long normal lens.
Nikon’s workhorse 200mm macro lens, and not just sharp at close-ups!
Nikon’s fast ultra wide angle.
Versatile image-stabilized mid-range zoom.
Versatile autofocus wide angle.
State of the art design in a fast 24mm lens. Includes full-resolution images at f/1.4.
An ultra-fast older design still offers appeal on modern digital.
Comparing the new Nikon 60mm to its predecessors, and the Coastal Optics 60/4 APO.
A superlative multi-spectral lens with perfect color correction.
A fast moderate wide angle lens with some practical difficulties.
State of the art design in a fast 35mm lens.
Relatively inexpensive alternative to the pro 35/1.4G.
State of the art design in a fast 85mm lens.
Nikon’s best-ever f/1.4 lens?
Strong telephoto lens with special control over spherical aberration.
Does high price guarantee quality control and superb images?
Compact and lightweight travel-friendly telephoto.
Relatively compact super-telephoto zoom.
Comparing Nikon 16-35mm f/4 VR, 17-35mm f/2.8, 14-24mm f/2.8, 18-35mm, 24-70mm f/2.8 along with Nikon 20mm f/3.5, 24mm f/2, 28mm f/2, 35mm f/1.4 AIS, and more.
Exploring the 16mm fisheye for landscape photography, and correcting fisheye distortion.
Nikon’s ultra wide angle zoom and the Nikon 14mm f/2.8, critical focus shift behavior.
Options for a 24mm lens: Nikon 14-24/2.8G, Nikon 24-70/2.8G, Nikon 24/2 AI-S, Nikon PC-E 24/3.5. Sharpness, distortion, flare, field curvature, shooting impression and ergonomics.
Basic tilt/shift lens concepts.
General considerations with tilt shift lenses.
Ultra wide angle tilt shift with tremendous versatility
Canon TS-E 24mm f/3.5L II
Normal lens with tilt/shift
Medium telephoto tilt/shift lens
Medium-long telephoto tilt/shift lens
Ultra wide tilt/shift lens
Medium telephoto tilt/shift macro focusing lens
[Older material, but still relevant]. Shift lens performance of Nikon/Canon/Schneider/Olympus on various cameras.
[Archive] In-depth review on the Nikon D2x of the Nikon 28mm f/3.5 PC-Nikkor, Nikon 28mm f/4 PC-Nikkor and the Schneider 28mm f/2.8 PC-Super-Angulon. Flare, distortion, color fringing, color rendition, sharpness, ergonomics, aligmnent, sample variation.
Tilt/Shift by Schneider for Canon and Nikon and other brands.
Wide angle tilt/shift lens at 28mm.
Medium format Zeiss glass in Hartblei precision tilt/shift lens barrels!
18 megapixel big black brick, Canon’s top of the line DSLR.
22 megapixel successor to the popular 5D Mark II.
50 megapixel successor to the 22 megapixel Canon 5D Mark III.
30 megapixel successor to the 22 megapixel Canon 5D Mark III.
Canon 1D Mark IV 16-megapixel DSLR.
Canon 5D Mark II impressions
Top-grade carbon fiber tripods for professionals.
The rapid evolution of digital imaging quality.
Escape the banale postcard look by shooting landscapes at f/1.4 or f/0.95.
LED Lighting, and lighting-related topics.
Approaches to making fresh new images.
In-depth review evaluates ergonomics, flare, bokeh, vignetting, focus shift, sharpness. Includes comparisons with Zeiss ZF 35/2 Distagon, Nikon 45mm f/2.8P and NOCT-Nikkor 58/1.2. Reviewed on Nikon, but now available for Canon EOS.
Very compact ultra wide angle.
Compact medium wide angle.
Ultra compact normal lens.
Normal lens.
Medium telephoto with world-class chromatic correction.
Telephoto with world-class chromatic correction.
Tamron’s ultra wide to medium fast zoom.
Perspective control for architecture or landscape as an alternative to Nikon and Canon brand name offerings.
Ultra wide angle lens for Canon and Nikon.
GPS units for Nikon and Canon.
Sigma/Foveon true-color sensor in a DSLR body.
In-depth review on the 12MP Nikon D2x compared to the 12.8MP Canon EOS 5D and 16.7MP Canon EOS 1Ds Mark II. Resolution, field shots, dynamic range, color, long exposures, depth of field, lens evaluations, ergonomics and usability.
The 24.6 megapixel Sony A900 digital SLR is compared with Canon’ top-of-the-line 21.1MP EOS 1Ds Mark III. A field report including two comparisons with the Canon 1Ds Mark IIII, example images in color and black and white, and the Zeiss ZA 135mm f/1.8 Sonnar. Anti-Shake (SteadyShot) is assessed, as is noise behavior.
Long exposure noise performance with the Nikon D3x, D3 and Canon 5D Mark II at ISOs from 50 through 25600.
Noise performance of early 2009’ premier digital SLRs. ISOs from 50 through 25600, dark area noise, noise reduction effects, noise versus resolution. Can more smaller pixels beat fewer large ones?
Nikon vs Canon: Noise and Sharpness
Focus shift assesments of a wide variety of lenses of various brands. Shows a range of apertures for each lens and the mount of focus shift, discusses how to compensate for it.
Archives (out of date): Analysis of the image quality from 9 different RAW-file converters. While there are newer versions of the converters in this review, the comparisons are still highly useful in evaluating the current versions. Both Canon and Nikon files are used for the review.
A helmet-mountable HD video camera for sports or action or underwater.